Finding the Fourth Proportional to 313,050.93, 432,010.35 and 177,081.99
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Solution
The fourth proportional to 313,050.93, 432,010.35 and 177,081.99 is: 244,373.18
Step by Step Solution
- Step 1: Write the proportion equation
313,050.93 : 432,010.35 = 177,081.99 : x - Step 2: Convert to fraction form
313,050.93/432,010.35 = 177,081.99/x - Step 3: Cross multiply
313,050.93x = 432,010.35 × 177,081.99 - Step 4: Simplify right side
313,050.93x = 76,501,252,478.60 - Step 5: Solve for x
x = 76,501,252,478.60/313,050.93 - Step 6: Final answer
x = 244,373.18
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.